Fedora 21 at omen.com

[Chuck Forsberg WA7KGX]

On 09/05/2014 10:05 AM, Chuck Forsberg WA7KGX wrote:
>
> On 09/05/2014 07:27 AM, Tim Waugh wrote:
>> On Thu, 2014-09-04 at 11:05 -0700, Chuck Forsberg WA7KGX wrote:
>>> After installing and running system-config-printer lp and lpr
>>> produce blank pages as previously reported.
>>> Workaround: enscript
>> We never got anywhere with this, because I needed to see the error_log
>> from you.
>> https://lists.fedoraproject.org/pipermail/test/2014-August/122317.html
>>
>>> Tigervnc server sessions of the Xfce desktop stop within a
>>> second or so.  I compiled tigervnc from source and tested
>>> that on another machine with the same problem.
>> Does the desktop get completely painted before VNC stops?
>>
>> When you compiled it from source, was that from the git repository
>> (upstream) or from the src.rpm? (I'm wondering about asking you to try
>> 'git bisect'...)
>>
>> Tim.
>> */
>>
>>
>>
> I compiled  tigervnc-1.3.1.tar.gz  on a test machine.
> No modifications except to add a link for Xvnc.
>
> Today I ran vncserver on that machine with debug set to 100.
> I could find any error messages anywhere when the desktop
> shown on the calling tigervnc stalled.
>
> I can exit and restart the client and get another snapshot when I 
> reconnect.
>
> ******* BUT HERE'S WHERE IT GETS STRANGE ******
> I can run tigervnc on the test machine to localhost:1 and vnc apparently
> works just fine - the very same vncserver session whose remote display
> had stalled moments before.       BTW if a batch file is running on the
> test machine when the remote desktop display wedges, the batch file
> continues unabated.
>
> I repeated this game several times - each time the remote desktop display
> wedged I was able to access the exact same vncserver session via 
> localhost:1
> and all was well.   I have not seen the desktop wedge using localhost:1
> or omen4:1 called from omen4.
>
> Here is my xstartup file:
>
> #!/bin/sh
> set -vx
>
> vncconfig -iconic &
> unset SESSION_MANAGER
> unset DBUS_SESSION_BUS_ADDRESS
> if [ -f /etc/xdg/xfce4/xinitrc ]; then
>   exec sh /etc/xdg/xfce4/xinitrc
> fi
> if [ -x /etc/X11/xinit/xinitrc ]; then
>   exec /etc/X11/xinit/xinitrc
> fi
> if [ -f /etc/X11/xinit/xinitrc ]; then
>   exec sh /etc/X11/xinit/xinitrc
> fi
> [ -r $HOME/.Xresources ] && xrdb $HOME/.Xresources
> xsetroot -solid grey
> xterm -geometry 80x24+10+10 -ls -title "$VNCDESKTOP Desktop" &
> twm &
>
>
>
>
I installed a fresh copy of Heisenbug on the test machine and a bunch of
devel files, then compiled and installed   tigervnc-1.3.1.tar.gz
I have not been able to get this combination to wedge.

-- 
      Chuck Forsberg WA7KGX   caf at omen.com   www.omen.com
Developer of Industrial ZMODEM(Tm) for Embedded Applications
   Omen Technology Inc      "The High Reliability Software"
10255 NW Old Cornelius Pass Portland OR 97231   503-614-0430